In Enemy Hands by David Weber (Honor Harrington 7)

This one starts out nice on Grayson, where Honor Harrington White Haven have feelings for her, and she for him. So she escapes to the Navy early, just missing her mother’s arrival. Allison Harrington are on Greyson to head the new Teaching Hospital Honor donated.

The Alliance is hard pressed on ships and personnel. So Honor is sent out on as a convoy escort while her squadron waits on 8th fleet to form. As they enter the system they discover the Peeps have taken it. With tens of thousands of troops in the following cargo ships. Honor offer her ship to save the convoy and are taken prisoner…